H03K 3/354
Astable circuits
H03K3/354 (Astable circuits) appears on 492 US grants and 214 published applications in this corpus.
Search patents in H03K- Granted patents
- 492
- Published applications
- 214
- Assignees
- 248
- Inventors
- 763
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 13 | 0 |
| 1978 | 8 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 9 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 10 | 0 |
| 1991 | 13 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 11 | 0 |
| 1995 | 16 | 0 |
| 1996 | 16 | 0 |
| 1997 | 18 | 0 |
| 1998 | 15 | 0 |
| 1999 | 21 | 0 |
| 2000 | 23 | 0 |
| 2001 | 18 | 7 |
| 2002 | 21 | 9 |
| 2003 | 9 | 8 |
| 2004 | 9 | 10 |
| 2005 | 12 | 13 |
| 2006 | 12 | 8 |
| 2007 | 9 | 14 |
| 2008 | 7 | 14 |
| 2009 | 11 | 9 |
| 2010 | 15 | 10 |
| 2011 | 11 | 8 |
| 2012 | 8 | 9 |
| 2013 | 5 | 9 |
| 2014 | 16 | 8 |
| 2015 | 9 | 7 |
| 2016 | 9 | 7 |
| 2017 | 5 | 7 |
| 2018 | 6 | 7 |
| 2019 | 9 | 8 |
| 2020 | 8 | 7 |
| 2021 | 6 | 3 |
| 2022 | 4 | 11 |
| 2023 | 9 | 9 |
| 2024 | 6 | 7 |
| 2025 | 9 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Diagnostic ring oscillator circuit for DC and transient characterization12 May 2026US 12,625,180 B2Intel NDTM US LLC
- Spike neural network circuit including self-correcting control circuit and method of operation thereof17 Mar 2026US 12,579,412 B2Electronics and Telecommunications Research Institute
- Injection locked phase rotator10 Feb 2026US 12,549,159 B2Xilinx, Inc.
- Signal transmission device, method, and time-of-flight distance measuring device capable of accurately maintaining delay amount of delay unit2 Dec 2025US 12,489,433 B2Pixart Imaging Inc.
- Electronic circuit18 Nov 2025US 12,476,623 B2Japan Science and Technology Agency
- Clock generating mechanism capable of mitigating clock glitches of digital circuit by selecting good/better timing to output received frequency control signal10 Sep 2026US 2026/0269812 A1Pixart Imaging Inc.
- Diagnostic ring oscillator circuit for dc and transient characterization5 Mar 2026US 2026/0063715 A1Intel NDTM US LLC
- Injection locked phase rotator14 Aug 2025US 2025/0260393 A1Xilinx, Inc.
- Semiconductor device and method for operating semiconductor device1 May 2025US 2025/0141355 A1Semiconductor Energy Laboratory Co.Ltd.
- Signal transmission device, method, and time-of-flight distance measuring device capable of accurately maintaining delay amount of delay unit1 May 2025US 2025/0141439 A1Pixart Imaging Inc.
Most cited
By later US patents
- Hand-held diathermy apparatus527US 4,878,493 ANinetronix Venture I · 1989
- Method and circuitry for clock synchronization301US 5,485,490 ARambus Inc. · 1996
- Class D hearing aid amplifier161US 4,689,819 AIndustrial Research Products, Inc. · 1987
- Class D hearing aid amplifier138US 4,592,087 AIndustrial Research Products, Inc. · 1986
- Programmable oscillator scheme134US 6,191,660 B1Cypress Semiconductor Corporation · 2001